Let us look at the number of launches by Country. You can see a seperation between the US and Soviet Union, launching significantly more during the cold war. These two countries kickstarted space exploration during the sixties so let us look at that weird and exciting time.
US Launches
1966: Peaked state launches 1986: Challenger Explosion 1989: Private commercial Launches starts 2012: Barely any state launches
General: High spending/budget during Space Race. Drastic decrease of spending/budget once space is over. US-USSR Space Race: Budget higher than actual spending (underbudget), NASA is too ambitious 2012 paused launches: Budget are increasing, …
state and private launches success/failure rate (spaceX) NASA fails, budget cut, blow stuff up cheaper